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A non-reacting gaseous mixture with molar analysis of 74.3% N2, 4.3% O2, 7.1% CO2, and 14.3% H2O(g) enters a counter-flow heat exchanger at 800?F and 1 atm with a volumetric flow rate of 5 ft3/s (State 1) and exits at 200?F (State 2). A separate moist air stream enters the heat exchanger at 60?F, 1 atm, and relative humidity 30% (State 3) and exits at 100?F (State 4).
a) Show the process for moist air on psychometric chart. Label states 3 and 4.
b) Calculate the mass flow rate (lbm/s) of moist air.
c) Determine the volumetric flow rate (ft3/s) of moist air at the inlet and at the exit.
A piston-cylinder assembly contains Ammonia initially at a pressure p = 500 kPa and specific volume v = 0.24533 m^3/kg (state 1). Expansion occurs to a state where the pressure is 150 kPa (state 2). During the process the pressure and specific volume..
a 250 mm diameter x 25 mm width grinding wheel operates at 2600 revmin in-feed is 0.05 mmpass cross-feed is 3.50 mm.
Find the theoretical work required per unit mass for the isothermal compression of 800 m3 air from 100KPa to 900 KPa in closed system.
case study pacific ltdre accounting issues year ending 30 june 2014from steven evans s.evanspacificlimited.com.ausent
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Design a flat roof meeting certain mechanical performance criteria. The basic structure of the roof is a series of rectangular-section 'joists', made from softwood, that span the space to be covered by the roof.
a piston-cylinder device contains 0.8 kg of an ideal gas. the gas is cooled at constant pressure until its temperature
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